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Examine the blade whenever you run out of gasoline. If
the blade is damaged or cracked, replace it immediately.
If the blade edge is dull or nicked, have it sharpened or
replace it.
The blade is sharp; contacting the blade can
result in serious personal injury.
Wear gloves when servicing the blade.
1. Disconnect the spark plug wire from the spark plug.
Refer to Preparing for Maintenance.
2. Tip the mower onto its side with the air filter up.
3. Remove the 2 blade nuts and the stiffener (Figure 49).
1. Blade nuts
4. Remove the blade (Figure 49).
5. Install the new blade (Figure 49).
6. Install the stiffener you previously removed.
7. Install the blade nuts and torque them to 15 to
27 ft-lb (20 to 37 N-m).
Cleaning the Blade Brake
Clutch Shield
Clean the blade brake clutch shield yearly to prevent the
blade from stalling while you mow.
1. Disconnect the spark plug wire from the spark plug.
Refer to Preparing for Maintenance on page 18.
2. Tip the mower onto its side with the air filter up.
3. Remove the 2 blade nuts and the stiffener (Figure 50).
Figure 49
2. Stiffener
1. Blade nuts
2. Stiffener
3. Blade
4. Remove the blade (Figure 50).
5. Remove the blade driver and disk (Figure 50).
6. Remove the blade brake clutch shield (Figure 50).
7. Brush or blow out debris from the inside of the
shield and around all the parts.
8. Install the blade brake clutch shield that you
previously removed.
9. Install the blade driver that you previously removed.
10. Install the blade and the stiffener that you previously
removed (Figure 50).
11. Install the blade nuts and torque them to 15 to
27 ft-lb (20 to 37 N-m).
Cleaning the Mower
Service Interval: Before each use or daily
The mower may dislodge material from under
the mower housing.
• Wear eye protection.
• Stay in the operating position (behind the
handle) when the engine is running.
• Do not allow bystanders in the area.
For best results, clean the mower soon after you have
completed mowing.
1. Lower the mower to its lowest cutting height setting.
Refer to Adjusting the Cutting Height.
2. Move the mower onto a flat paved surface.
20
Figure 50
4. Blade driver
5. Disk
6. Blade brake clutch shield
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